is this working at all?

[IngoZenz]

I tried the HTTP2Client but it doesn't switch to Http/2 when trying with https://www.google.com.
It returns following response:

HTTP/1.1 200 OK
Date: Tue, 16 Dec 2025 14:48:11 GMT
Expires: -1
Cache-Control: private, max-age=0
Content-Type: text/html; charset=ISO-8859-1
Content-Security-Policy-Report-Only: object-src 'none';base-uri 'self';script-src 'nonce-wJuPYy2EdxhyAVPlsL-9dQ' 'strict-dynamic' 'report-sample' 'unsafe-eval' 'unsafe-inline' https: http:;report-uri https://csp.withgoogle.com/csp/gws/other-hp
Accept-CH: Sec-CH-Prefers-Color-Scheme
P3P: CP="This is not a P3P policy! See g.co/p3phelp for more info."
Server: gws
X-XSS-Protection: 0
X-Frame-Options: SAMEORIGIN
Set-Cookie: AEC=AaJma5tArdc3st9lwlMpF9a_Awr4ir8_wVfQoIf4ehw38JEDePm0RpyA9Q; expires=Sun, 14-Jun-2026 14:48:11 GMT; path=/; domain=.google.com; Secure; HttpOnly; SameSite=lax
Set-Cookie: __Secure-ENID=30.SE=W4Ay-jYRxcSO2fQsXxnGAHQ1mEQVeCK4Dq1BjD08Fjeukb-v-crbQunM38nJgFu0-4T92PHVBNTBtzk7GEYwCeoY6Iv1Zf1xasUcU3glwEMD74rGB_Y88BzC005K0cBVLu71SJkuBlKpCiCpj8d1i0QLX7RicM6zQ8VKhc4n2vuBtfpVsowpP4oabnwi9UCAbbdQJvvXPM9WAZMuNprejw_emsX42w; expires=Sat, 16-Jan-2027 07:06:29 GMT; path=/; domain=.google.com; Secure; HttpOnly; SameSite=lax
Set-Cookie: __Secure-BUCKET=CNUC; expires=Sun, 14-Jun-2026 14:48:11 GMT; path=/; domain=.google.com; Secure; HttpOnly
Alt-Svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
Accept-Ranges: none
Vary: Accept-Encoding
Transfer-Encoding: chunked